Home / 719,056.95-992,265.39-412,917.95

Finding the Fourth Proportional to 719,056.95, 992,265.39 and 412,917.95

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Solution

The fourth proportional to 719,056.95, 992,265.39 and 412,917.95 is: 569,807.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,056.95 : 992,265.39 = 412,917.95 : x
  2. Step 2: Convert to fraction form
    719,056.95/992,265.39 = 412,917.95/x
  3. Step 3: Cross multiply
    719,056.95x = 992,265.39 × 412,917.95
  4. Step 4: Simplify right side
    719,056.95x = 409,724,193,175.41
  5. Step 5: Solve for x
    x = 409,724,193,175.41/719,056.95
  6. Step 6: Final answer
    x = 569,807.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.